package com.oa.dao;


import java.util.List;


public interface BaseDAO<T, PK> {
	
	public T save(T t);

	public void delete(T t);

	public T uqdate(T t);

	public T select(PK pk);

	public List<T> selects();
	
	public int queryId(T t);

	public void close();
	
}
